25662323 has 2 divisors, whose sum is σ = 25662324. Its totient is φ = 25662322.

The previous prime is 25662317. The next prime is 25662337. The reversal of 25662323 is 32326652.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25662323 - 2⁸ = 25662067 is a prime.

It is not a weakly prime, because it can be changed into another prime (25662313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12831161 + 12831162.

It is an arithmetic number, because the mean of its divisors is an integer number (12831162).

Almost surely, 2^25662323 is an apocalyptic number.

25662323 is a deficient number, since it is larger than the sum of its proper divisors (1).

25662323 is an equidigital number, since it uses as much as digits as its factorization.

25662323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 29.

The square root of 25662323 is about 5065.7993446247. The cubic root of 25662323 is about 294.9614926276.

Adding to 25662323 its reverse (32326652), we get a palindrome (57988975).

The spelling of 25662323 in words is "twenty-five million, six hundred sixty-two thousand, three hundred twenty-three".